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Diffstat (limited to 'brep/diagnostics.cxx')
-rw-r--r-- | brep/diagnostics.cxx | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/brep/diagnostics.cxx b/brep/diagnostics.cxx new file mode 100644 index 0000000..5ab34b6 --- /dev/null +++ b/brep/diagnostics.cxx @@ -0,0 +1,33 @@ +// file : brep/diagnostics.cxx -*- C++ -*- +// copyright : Copyright (c) 2014-2015 Code Synthesis Tools CC +// license : MIT; see accompanying LICENSE file + +#include <brep/diagnostics> + +#include <cassert> +#include <exception> + +using namespace std; + +namespace build +{ + diag_record:: + ~diag_record () noexcept(false) + { + // Don't flush the record if this destructor was called as part of + // the stack unwinding. Right now this means we cannot use this + // mechanism in destructors, which is not a big deal, except for + // one place: exception_guard. So for now we are going to have + // this ugly special check which we will be able to get rid of + // once C++17 uncaught_exceptions() becomes available. + // + if (!data_.empty () && + (!std::uncaught_exception () /*|| exception_unwinding_dtor*/)) + { + data_.back ().msg = os_.str (); // Save last message. + + assert (epilogue_ != nullptr); + (*epilogue_) (move (data_)); // Can throw. + } + } +} |